Wierucka, Kaja J. Pitcher, Benjamin Harcourt, Robert Charrier, Isabelle Figure S1. Morphological differences among age-classes of Australian sea lions (Neophoca cinerea) pups from The role of visual cues in mother–pup reunions in a colonially breeding mammal Images show three visually distinct age classes of Australian sea lion pups: A1 – pup under 2 months of age, small and black; A2 – pup 2-4 months old, larger with brown to cinnamon colour; A3 – post-moult pup, over 4 months old, very large with silver-beige pelage. age recognition;mother–pup reunion;parent–offspring recognition;pinniped;visual cues 2017-10-19
    https://rs.figshare.com/articles/journal_contribution/Figure_S1_Morphological_differences_among_age-classes_of_Australian_sea_lions_Neophoca_cinerea_pups_from_The_role_of_visual_cues_in_mother_pup_reunions_in_a_colonially_breeding_mammal/5513509
10.6084/m9.figshare.5513509.v1